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Changed database interface from mysqli to PDO

This commit is contained in:
Thomas Hooge 2018-12-12 09:43:27 +01:00
parent f3c949dcb0
commit b852dec610
1 changed files with 47 additions and 41 deletions
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40
syntax.php
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@ -79,35 +79,44 @@ class syntax_plugin_sqlquery extends DokuWiki_Syntax_Plugin {
$password = $this->getConf('password');
// connect to database
$link = mysqli_connect($data['host'], $user, $password, $data['db']);
if (!$link) {
$renderer->doc .= "<pre>" . mysqli_connect_error() . "</pre>";
$dsn = "mysql:host={$data['host']};dbname={$data[db]}";
try {
$dbh = new PDO($dsn, $user, $password);
} catch (PDOException $e) {
$renderer->doc .= "<pre>Unable to connect ro database:" . $e->getMessage() . "</pre>\n";
return true;
}
mysqli_set_charset($link, "utf8");
$dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$dbh->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_NUM);
// run query
$result = mysqli_query($link, $data['query']);
if ($result) {
try {
$result = $dbh->query($data['query']);
} catch (PDOException $e) {
$renderer->doc .= "<pre>Error in query:" . $e->getMessage() . "</pre>\n";
return true;
}
// get the number of fields in the table
$fieldcount = mysqli_num_fields($result);
$fieldcount = $result->columnCount();
// build a table
$renderer->doc .= '<table id="sqlquerytable" class="inline">' . "\n";
// build the header section of the table
$renderer->doc .= "<thead><tr>";
while ($fieldinfo = mysqli_fetch_field($result)) {
for ($i = 0; $i < $fieldcount; $i++) {
$meta = $result->getColumnMeta($i);
$renderer->doc .= "<th>";
$renderer->doc .= $fieldinfo->name;
$renderer->doc .= $meta['name'];
$renderer->doc .= "</th>";
}
$renderer->doc .= "</tr></thead>\n";
// build the contents of the table
$renderer->doc .= "<tbody>\n";
while ($row = mysqli_fetch_row($result)) {
foreach ($result as $row) {
$renderer->doc .= "<tr>";
for ( $i = 0; $i < $fieldcount; $i++ ) {
$renderer->doc .= "<td>";
@ -118,14 +127,11 @@ class syntax_plugin_sqlquery extends DokuWiki_Syntax_Plugin {
}
// finish the table
$renderer->doc .= "</tbody></table>\n";
$renderer->doc .= "</tbody>\n</table>\n";
} else {
// error in query
$renderer->doc .= "<pre>" . mysqli_error($link) . "</pre>";
}
mysqli_close($link);
// Close connection, there is no close() method with PDO :-(
$result = null;
$dbh = null;
return true;
}